Home / 7,947,034.78-11,899,740.24-5,205,958.96

Finding the Fourth Proportional to 7,947,034.78, 11,899,740.24 and 5,205,958.96

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Solution

The fourth proportional to 7,947,034.78, 11,899,740.24 and 5,205,958.96 is: 7,795,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947,034.78 : 11,899,740.24 = 5,205,958.96 : x
  2. Step 2: Convert to fraction form
    7,947,034.78/11,899,740.24 = 5,205,958.96/x
  3. Step 3: Cross multiply
    7,947,034.78x = 11,899,740.24 × 5,205,958.96
  4. Step 4: Simplify right side
    7,947,034.78x = 61,949,559,324,100.55
  5. Step 5: Solve for x
    x = 61,949,559,324,100.55/7,947,034.78
  6. Step 6: Final answer
    x = 7,795,304.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.